forked from luck/tmp_suning_uos_patched
3c9ad9bd87
Stop using dm_bm_unlock_move when shadowing blocks in the transaction manager as an optimisation and remove the function as it is then no longer used. Some code, such as the space maps, keeps using on-disk data structures from the previous transaction. It can do this because blocks won't be reallocated until the subsequent transaction. Using dm_bm_unlock_move to copy blocks sounds like a win, but it forces a synchronous read should the old block be accessed. Signed-off-by: Joe Thornber <ejt@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com> |
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.. | ||
dm-block-manager.c | ||
dm-block-manager.h | ||
dm-btree-internal.h | ||
dm-btree-remove.c | ||
dm-btree-spine.c | ||
dm-btree.c | ||
dm-btree.h | ||
dm-persistent-data-internal.h | ||
dm-space-map-common.c | ||
dm-space-map-common.h | ||
dm-space-map-disk.c | ||
dm-space-map-disk.h | ||
dm-space-map-metadata.c | ||
dm-space-map-metadata.h | ||
dm-space-map.h | ||
dm-transaction-manager.c | ||
dm-transaction-manager.h | ||
Kconfig | ||
Makefile |